refute
US /rɪˈfjuːt/
UK /rɪˈfjuːt/

1.
réfuter, démentir
prove (a statement or theory) to be wrong or false; disprove.
:
•
These claims have been refuted by the evidence.
Ces affirmations ont été réfutées par les preuves.
•
It is difficult to refute his argument.
Il est difficile de réfuter son argument.
2.
nier, contester
deny the truth or accuracy of (a statement or theory).
:
•
He attempted to refute the allegations.
Il a tenté de réfuter les allégations.
•
The company refuted claims of unsafe practices.
L'entreprise a réfuté les allégations de pratiques dangereuses.